Record spring heat 'a taster of what's to come' as Britain gears up for three months of sun
Spring records are already tumbling in unprecedented 35C heat
Commuters booted off sweltering train 40 miles from destination after air conditioning stops working
Temperatures may be set to break records again today
Bank holiday heatwave to see Britain bask in glorious 30C sunshine for days
In anticipation of this weekend's hot weather, the UKHSA has issued a heat health alert
